Home / 57,620.16-86,352.48-43,568.28

Finding the Fourth Proportional to 57,620.16, 86,352.48 and 43,568.28

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Solution

The fourth proportional to 57,620.16, 86,352.48 and 43,568.28 is: 65,293.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,620.16 : 86,352.48 = 43,568.28 : x
  2. Step 2: Convert to fraction form
    57,620.16/86,352.48 = 43,568.28/x
  3. Step 3: Cross multiply
    57,620.16x = 86,352.48 × 43,568.28
  4. Step 4: Simplify right side
    57,620.16x = 3,762,229,027.33
  5. Step 5: Solve for x
    x = 3,762,229,027.33/57,620.16
  6. Step 6: Final answer
    x = 65,293.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.